connect_wii.c File Reference

#include <stdint.h>
#include <stdlib.h>
#include <string.h>
#include <boolean.h>
#include <retro_endianness.h>
#include <retro_miscellaneous.h>
#include <retro_timers.h>
#include "joypad_connection.h"
#include "../input_defines.h"
#include "../common/hid/hid_device_driver.h"

Include dependency graph for connect_wii.c:

Classes
struct	axis_t
struct	connect_wii_joystick_t
struct	connect_wii_classic_ctrl_t
struct	connect_wii_expansion_t
struct	connect_wii_wiimote_t

Macros
#define	WIIMOTE_STATE_DEV_FOUND   0x0001
#define	WIIMOTE_STATE_HANDSHAKE   0x0002 /* Actual connection exists but no handshake yet */
#define	WIIMOTE_STATE_HANDSHAKE_COMPLETE   0x0004
#define	WIIMOTE_STATE_CONNECTED   0x0008
#define	WIIMOTE_STATE_EXP   0x0040
#define	WM_SET_REPORT   0x50
#define	WM_CMD_LED   0x11
#define	WM_CMD_REPORT_TYPE   0x12
#define	WM_CMD_RUMBLE   0x13
#define	WM_CMD_IR   0x13
#define	WM_CMD_CTRL_STATUS   0x15
#define	WM_CMD_WRITE_DATA   0x16
#define	WM_CMD_READ_DATA   0x17
#define	WM_CMD_IR_2   0x1A
#define	WM_RPT_CTRL_STATUS   0x20
#define	WM_RPT_READ   0x21
#define	WM_RPT_WRITE   0x22
#define	WM_RPT_BTN   0x30
#define	WM_RPT_BTN_ACC   0x31
#define	WM_RPT_BTN_ACC_IR   0x33
#define	WM_RPT_BTN_EXP   0x34
#define	WM_RPT_BTN_ACC_EXP   0x35
#define	WM_RPT_BTN_IR_EXP   0x36
#define	WM_RPT_BTN_ACC_IR_EXP   0x37
#define	WM_BT_INPUT   0x01
#define	WM_BT_OUTPUT   0x02
#define	WM_MAX_BATTERY_CODE   0xC8
#define	WM_MEM_OFFSET_CALIBRATION   0x16
#define	WM_EXP_MEM_BASE   0x04A40000
#define	WM_EXP_MEM_ENABLE   0x04A40040
#define	WM_EXP_MEM_CALIBR   0x04A40020
#define	EXP_HANDSHAKE_LEN   224
#define	WM_CTRL_STATUS_BYTE1_ATTACHMENT   0x02
#define	WM_CTRL_STATUS_BYTE1_SPEAKER_ENABLED   0x04
#define	WM_CTRL_STATUS_BYTE1_IR_ENABLED   0x08
#define	WM_CTRL_STATUS_BYTE1_LED_1   0x10
#define	WM_CTRL_STATUS_BYTE1_LED_2   0x20
#define	WM_CTRL_STATUS_BYTE1_LED_3   0x40
#define	WM_CTRL_STATUS_BYTE1_LED_4   0x80
#define	WIIMOTE_LED_NONE   0x00
#define	WIIMOTE_LED_1   0x10
#define	WIIMOTE_LED_2   0x20
#define	WIIMOTE_LED_3   0x40
#define	WIIMOTE_LED_4   0x80
#define	WIIMOTE_BUTTON_ALL   0x1F9F
#define	CLASSIC_CTRL_BUTTON_ALL   0xFEFF
#define	EXP_NONE   0
#define	EXP_CLASSIC   2
#define	IDENT_NUNCHUK   0xA4200000
#define	IDENT_CC   0xA4200101
#define	WIIMOTE_IS_SET(wm, s)   ((wm->state & (s)) == (s))
#define	WIIMOTE_ENABLE_STATE(wm, s)   (wm->state |= (s))
#define	WIIMOTE_DISABLE_STATE(wm, s)   (wm->state &= ~(s))
#define	WIIMOTE_TOGGLE_STATE(wm, s)   ((wm->state & (s)) ? WIIMOTE_DISABLE_STATE(wm, s) : WIIMOTE_ENABLE_STATE(wm, s))

Typedefs
typedef struct axis_t	axis_t
typedef struct connect_wii_joystick_t	connect_wii_joystick_t
typedef struct connect_wii_classic_ctrl_t	connect_wii_classic_ctrl_t
typedef struct connect_wii_expansion_t	connect_wii_expansion_t
typedef struct connect_wii_wiimote_t	connect_wii_wiimote

Functions
static bool	wiimote_is_connected (struct connect_wii_wiimote_t *wm)
static int	wiimote_send (struct connect_wii_wiimote_t *wm, uint8_t report_type, uint8_t *msg, int len)
static void	wiimote_status (struct connect_wii_wiimote_t *wm)
static void	wiimote_data_report (struct connect_wii_wiimote_t *wm, uint8_t type)
static void	wiimote_set_leds (struct connect_wii_wiimote_t *wm, int leds)
static void	wiimote_pressed_buttons (struct connect_wii_wiimote_t *wm, uint8_t *msg)
static int	wiimote_classic_ctrl_handshake (struct connect_wii_wiimote_t *wm, struct connect_wii_classic_ctrl_t *cc, uint8_t *data, uint16_t len)
static float	wiimote_normalize_and_interpolate (float min, float max, float t)
static void	wiimote_process_axis (struct axis_t *axis, uint8_t raw)
static void	classic_ctrl_event (struct connect_wii_classic_ctrl_t *cc, uint8_t *msg)
static void	wiimote_handle_expansion (struct connect_wii_wiimote_t *wm, uint8_t *msg)
static int	wiimote_write_data (struct connect_wii_wiimote_t *wm, uint32_t addr, uint8_t *data, uint8_t len)
static int	wiimote_read_data (struct connect_wii_wiimote_t *wm, uint32_t addr, uint16_t len)
static int	wiimote_handshake (struct connect_wii_wiimote_t *wm, uint8_t event, uint8_t *data, uint16_t len)
static void	hidpad_wii_deinit (void *data)
static void *	hidpad_wii_init (void *data, uint32_t slot, hid_driver_t *driver)
static int16_t	hidpad_wii_get_axis (void *data, unsigned axis)
static void	hidpad_wii_get_buttons (void *data, input_bits_t *state)
static void	hidpad_wii_packet_handler (void *data, uint8_t *packet, uint16_t size)
static void	hidpad_wii_set_rumble (void *data, enum retro_rumble_effect effect, uint16_t strength)

Variables
pad_connection_interface_t	pad_connection_wii

Macro Definition Documentation

CLASSIC_CTRL_BUTTON_ALL

#define CLASSIC_CTRL_BUTTON_ALL   0xFEFF

EXP_CLASSIC

#define EXP_CLASSIC   2

EXP_HANDSHAKE_LEN

#define EXP_HANDSHAKE_LEN   224

EXP_NONE

#define EXP_NONE   0

IDENT_CC

#define IDENT_CC   0xA4200101

IDENT_NUNCHUK

#define IDENT_NUNCHUK   0xA4200000

WIIMOTE_BUTTON_ALL

#define WIIMOTE_BUTTON_ALL   0x1F9F

WIIMOTE_DISABLE_STATE

#define WIIMOTE_DISABLE_STATE	(		wm,
			s
	)		(wm->state &= ~(s))

WIIMOTE_ENABLE_STATE

#define WIIMOTE_ENABLE_STATE	(		wm,
			s
	)		(wm->state |= (s))

WIIMOTE_IS_SET

#define WIIMOTE_IS_SET	(		wm,
			s
	)		((wm->state & (s)) == (s))

WIIMOTE_LED_1

#define WIIMOTE_LED_1   0x10

WIIMOTE_LED_2

#define WIIMOTE_LED_2   0x20

WIIMOTE_LED_3

#define WIIMOTE_LED_3   0x40

WIIMOTE_LED_4

#define WIIMOTE_LED_4   0x80

WIIMOTE_LED_NONE

#define WIIMOTE_LED_NONE   0x00

WIIMOTE_STATE_CONNECTED

#define WIIMOTE_STATE_CONNECTED   0x0008

WIIMOTE_STATE_DEV_FOUND

#define WIIMOTE_STATE_DEV_FOUND   0x0001

WIIMOTE_STATE_EXP

#define WIIMOTE_STATE_EXP   0x0040

WIIMOTE_STATE_HANDSHAKE

#define WIIMOTE_STATE_HANDSHAKE   0x0002 /* Actual connection exists but no handshake yet */

WIIMOTE_STATE_HANDSHAKE_COMPLETE

#define WIIMOTE_STATE_HANDSHAKE_COMPLETE   0x0004

WIIMOTE_TOGGLE_STATE

#define WIIMOTE_TOGGLE_STATE	(		wm,
			s
	)		((wm->state & (s)) ? WIIMOTE_DISABLE_STATE(wm, s) : WIIMOTE_ENABLE_STATE(wm, s))

WM_BT_INPUT

#define WM_BT_INPUT   0x01

WM_BT_OUTPUT

#define WM_BT_OUTPUT   0x02

WM_CMD_CTRL_STATUS

#define WM_CMD_CTRL_STATUS   0x15

WM_CMD_IR

#define WM_CMD_IR   0x13

WM_CMD_IR_2

#define WM_CMD_IR_2   0x1A

WM_CMD_LED

#define WM_CMD_LED   0x11

WM_CMD_READ_DATA

#define WM_CMD_READ_DATA   0x17

WM_CMD_REPORT_TYPE

#define WM_CMD_REPORT_TYPE   0x12

WM_CMD_RUMBLE

#define WM_CMD_RUMBLE   0x13

WM_CMD_WRITE_DATA

#define WM_CMD_WRITE_DATA   0x16

WM_CTRL_STATUS_BYTE1_ATTACHMENT

#define WM_CTRL_STATUS_BYTE1_ATTACHMENT   0x02

WM_CTRL_STATUS_BYTE1_IR_ENABLED

#define WM_CTRL_STATUS_BYTE1_IR_ENABLED   0x08

WM_CTRL_STATUS_BYTE1_LED_1

#define WM_CTRL_STATUS_BYTE1_LED_1   0x10

WM_CTRL_STATUS_BYTE1_LED_2

#define WM_CTRL_STATUS_BYTE1_LED_2   0x20

WM_CTRL_STATUS_BYTE1_LED_3

#define WM_CTRL_STATUS_BYTE1_LED_3   0x40

WM_CTRL_STATUS_BYTE1_LED_4

#define WM_CTRL_STATUS_BYTE1_LED_4   0x80

WM_CTRL_STATUS_BYTE1_SPEAKER_ENABLED

#define WM_CTRL_STATUS_BYTE1_SPEAKER_ENABLED   0x04

WM_EXP_MEM_BASE

#define WM_EXP_MEM_BASE   0x04A40000

WM_EXP_MEM_CALIBR

#define WM_EXP_MEM_CALIBR   0x04A40020

WM_EXP_MEM_ENABLE

#define WM_EXP_MEM_ENABLE   0x04A40040

WM_MAX_BATTERY_CODE

#define WM_MAX_BATTERY_CODE   0xC8

WM_MEM_OFFSET_CALIBRATION

#define WM_MEM_OFFSET_CALIBRATION   0x16

WM_RPT_BTN

#define WM_RPT_BTN   0x30

WM_RPT_BTN_ACC

#define WM_RPT_BTN_ACC   0x31

WM_RPT_BTN_ACC_EXP

#define WM_RPT_BTN_ACC_EXP   0x35

WM_RPT_BTN_ACC_IR

#define WM_RPT_BTN_ACC_IR   0x33

WM_RPT_BTN_ACC_IR_EXP

#define WM_RPT_BTN_ACC_IR_EXP   0x37

WM_RPT_BTN_EXP

#define WM_RPT_BTN_EXP   0x34

WM_RPT_BTN_IR_EXP

#define WM_RPT_BTN_IR_EXP   0x36

WM_RPT_CTRL_STATUS

#define WM_RPT_CTRL_STATUS   0x20

WM_RPT_READ

#define WM_RPT_READ   0x21

WM_RPT_WRITE

#define WM_RPT_WRITE   0x22

WM_SET_REPORT

#define WM_SET_REPORT   0x50

Typedef Documentation

axis_t

typedef struct axis_t axis_t

connect_wii_classic_ctrl_t

typedef struct connect_wii_classic_ctrl_t connect_wii_classic_ctrl_t

connect_wii_expansion_t

typedef struct connect_wii_expansion_t connect_wii_expansion_t

connect_wii_joystick_t

typedef struct connect_wii_joystick_t connect_wii_joystick_t

connect_wii_wiimote

typedef struct connect_wii_wiimote_t connect_wii_wiimote

Function Documentation

classic_ctrl_event()

static void classic_ctrl_event ( struct connect_wii_classic_ctrl_t *  cc, uint8_t *  msg  )

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hidpad_wii_deinit()

static void hidpad_wii_deinit ( void *  data )

static

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hidpad_wii_get_axis()

static int16_t hidpad_wii_get_axis ( void *  data, unsigned  axis  )

static

hidpad_wii_get_buttons()

static void hidpad_wii_get_buttons ( void *  data, input_bits_t *  state  )

static

hidpad_wii_init()

static void* hidpad_wii_init ( void *  data, uint32_t  slot, hid_driver_t *  driver  )

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hidpad_wii_packet_handler()

static void hidpad_wii_packet_handler ( void *  data, uint8_t *  packet, uint16_t  size  )

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hidpad_wii_set_rumble()

static void hidpad_wii_set_rumble ( void *  data, enum retro_rumble_effect  effect, uint16_t  strength  )

static

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wiimote_classic_ctrl_handshake()

static int wiimote_classic_ctrl_handshake ( struct connect_wii_wiimote_t *  wm, struct connect_wii_classic_ctrl_t *  cc, uint8_t *  data, uint16_t  len  )

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wiimote_data_report()

static void wiimote_data_report ( struct connect_wii_wiimote_t *  wm, uint8_t  type  )

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wiimote_handle_expansion()

static void wiimote_handle_expansion ( struct connect_wii_wiimote_t *  wm, uint8_t *  msg  )

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wiimote_handshake()

static int wiimote_handshake ( struct connect_wii_wiimote_t *  wm, uint8_t  event, uint8_t *  data, uint16_t  len  )

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wiimote_is_connected()

static bool wiimote_is_connected ( struct connect_wii_wiimote_t *  wm )

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wiimote_normalize_and_interpolate()

static float wiimote_normalize_and_interpolate ( float  min, float  max, float  t  )

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wiimote_pressed_buttons()

static void wiimote_pressed_buttons ( struct connect_wii_wiimote_t *  wm, uint8_t *  msg  )

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wiimote_process_axis()

static void wiimote_process_axis ( struct axis_t *  axis, uint8_t  raw  )

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wiimote_read_data()

static int wiimote_read_data ( struct connect_wii_wiimote_t *  wm, uint32_t  addr, uint16_t  len  )

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wiimote_send()

static int wiimote_send ( struct connect_wii_wiimote_t *  wm, uint8_t  report_type, uint8_t *  msg, int  len  )

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wiimote_set_leds()

static void wiimote_set_leds ( struct connect_wii_wiimote_t *  wm, int  leds  )

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wiimote_status()

static void wiimote_status ( struct connect_wii_wiimote_t *  wm )

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wiimote_write_data()

static int wiimote_write_data ( struct connect_wii_wiimote_t *  wm, uint32_t  addr, uint8_t *  data, uint8_t  len  )

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Variable Documentation

pad_connection_wii

pad_connection_interface_t pad_connection_wii

Initial value:

= {
   hidpad_wii_init,
   hidpad_wii_deinit,
   hidpad_wii_packet_handler,
   hidpad_wii_set_rumble,
   hidpad_wii_get_buttons,
   hidpad_wii_get_axis,
   NULL,
}